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580290560 = 211561929
BaseRepresentation
bin100010100101101…
…000100000000000
31111102220210222222
4202211220200000
52142023244220
6133325350212
720244250133
oct4245504000
91442823888
10580290560
11278616983
12142408368
13932b77c5
14570d621a
1535e27e25
hex22968800

580290560 has 96 divisors (see below), whose sum is σ = 1416706200. Its totient is φ = 228065280.

The previous prime is 580290541. The next prime is 580290583. The reversal of 580290560 is 65092085.

It can be written as a sum of positive squares in 4 ways, for example, as 124724224 + 455566336 = 11168^2 + 21344^2 .

It is a super-2 number, since 2×5802905602 = 673474268050227200, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 580290560.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 624176 + ... + 625104.

Almost surely, 2580290560 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 580290560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (708353100).

580290560 is an abundant number, since it is smaller than the sum of its proper divisors (836415640).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

580290560 is an equidigital number, since it uses as much as digits as its factorization.

580290560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1017 (or 997 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 35.

The square root of 580290560 is about 24089.2208259213. The cubic root of 580290560 is about 834.0943292064.

The spelling of 580290560 in words is "five hundred eighty million, two hundred ninety thousand, five hundred sixty".

Divisors: 1 2 4 5 8 10 16 20 32 40 61 64 80 122 128 160 244 256 305 320 488 512 610 640 929 976 1024 1220 1280 1858 1952 2048 2440 2560 3716 3904 4645 4880 5120 7432 7808 9290 9760 10240 14864 15616 18580 19520 29728 31232 37160 39040 56669 59456 62464 74320 78080 113338 118912 124928 148640 156160 226676 237824 283345 297280 312320 453352 475648 566690 594560 624640 906704 951296 1133380 1189120 1813408 1902592 2266760 2378240 3626816 4533520 4756480 7253632 9067040 9512960 14507264 18134080 29014528 36268160 58029056 72536320 116058112 145072640 290145280 580290560